Heptamethyldisilazane,99% Cas:920-68-3,134340-00-4 or 37074-17-2 EINECS:213-061-5 Group-protecting agent Specification:App:Colorless, transparent liquid Purity, 99.0%min,97.0%minDensity, 0.739g/cm3Refractive index,1.4181Boiling point,147-150°CApplications:It is widely used in producing pesticide,animal medicine,etc.as a group-protecting agent.Please feel free to contact me on more information. ...